<%@ page language="java" contentType="text/html; charset=UTF-8"
         pageEncoding="UTF-8" %>
<%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<!DOCTYPE html>
<html>
<head>
    <link rel="stylesheet" href="/webjars/bootstrap/4.6.1/css/bootstrap.min.css"/>
    <style>
        .head-bar {
            margin-top: 12px;
            padding: 5px;
            display: flex;
            justify-content: space-between;

        }
        .co{
            background-color: #00a1a1;

        }

    </style>
</head>
<body>
<div class="head-bar">
    <div class="co alert-link">  公司名称:云下载</div>
    <div class="co alert-link">你好！${sessionScope.principle}  </div>
</div>

</body>
</html>